.net UrlEncode - lowercase problem

Question

I\'m working on a data transfer for a gateway which requires me to send data in UrlEncoded form. However, .net\'s UrlEncode creates lowercase tags, and it breaks the transfe

Answer 1

This is the code that I'm using in a Twitter application for OAuth...

    Public Function OAuthUrlEncode(ByVal value As String) As String
    Dim result As New StringBuilder()
    Dim unreservedChars As String = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~"
    For Each symbol As Char In value
        If unreservedChars.IndexOf(symbol) <> -1 Then
            result.Append(symbol)
        Else
            result.Append("%"c + [String].Format("{0:X2}", AscW(symbol)))
        End If
    Next

    Return result.ToString()
End Function

Hope this helps!